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Retrospective Cohort Study
Copyright: ©Author(s) 2026.
World J Gastrointest Surg. Jun 27, 2026; 18(6): 120524
Published online Jun 27, 2026. doi: 10.4240/wjgs.120524
Figure 1
Figure 1 Representative images of the papilla after metal stent placement and after metal stent removal. A: Duodenoscopy image of papilla and lumen patency with fully covered self-expandable metal stents placed in the main bile duct via endoscopic retrograde cholangiopancreatography; B: Image of the papilla after metal stent removal.
Figure 2
Figure 2 Love plot before and after propensity score matching. SMD: Standardized mean difference.


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